Home / 90,929.70-136,392.30-24,369.75

Finding the Fourth Proportional to 90,929.70, 136,392.30 and 24,369.75

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Solution

The fourth proportional to 90,929.70, 136,392.30 and 24,369.75 is: 36,554.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,929.70 : 136,392.30 = 24,369.75 : x
  2. Step 2: Convert to fraction form
    90,929.70/136,392.30 = 24,369.75/x
  3. Step 3: Cross multiply
    90,929.70x = 136,392.30 × 24,369.75
  4. Step 4: Simplify right side
    90,929.70x = 3,323,846,252.93
  5. Step 5: Solve for x
    x = 3,323,846,252.93/90,929.70
  6. Step 6: Final answer
    x = 36,554.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.